CN212405165U - Repair structure of foundation pit support pile - Google Patents
Repair structure of foundation pit support pile Download PDFInfo
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- CN212405165U CN212405165U CN202020619806.XU CN202020619806U CN212405165U CN 212405165 U CN212405165 U CN 212405165U CN 202020619806 U CN202020619806 U CN 202020619806U CN 212405165 U CN212405165 U CN 212405165U
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Abstract
The utility model relates to the technical field of foundation pit support, in particular to a repair structure of a foundation pit support pile, wherein a pile body is provided with a hoop component at the periphery of a crack; the hoop component comprises a repairing coaming, the repairing coaming can be separated into a first half plate and a second half plate, and one end of each of the first half plate and the second half plate is fixed on the inner wall of the foundation pit or an adjacent pile body; the locking assembly used for connecting the first half plate and the second half plate is arranged on the other side of the first half plate and the other side of the second half plate, and the locking assembly is located on the outer side of the repair enclosing plate. The utility model is suitable for a pile body one side and the fixed condition of foundation ditch have and to carry out prosthetic effect to excavation supporting.
Description
Technical Field
The utility model belongs to the technical field of the technique of excavation supporting and specifically relates to a restoration structure of excavation supporting pile is related to.
Background
At present, with the rapid development and increase of high-rise buildings, foundation pits are larger and deeper, the construction of a supporting structure of the foundation pit is more and more difficult, and in the process of building construction, in order to ensure the construction of an underground structure and the safety and the convenience of construction of the surrounding environment of the deep foundation pit, a measure for reinforcing the side wall of the deep foundation pit and the surrounding environment by adopting supporting piles must be taken.
In the prior art, the construction of the occlusion rotary-digging cast-in-place pile is carried out on site, and the verticality of the pile body is difficult to avoid the deviation between the ground and the pile position in the construction process, so that poor occlusion is generated between adjacent pile bodies, even no occlusion effect is generated, and a gap is generated between the adjacent pile bodies. Under the abundant circumstances of groundwater, a large amount of groundwater often can flow out in the gap between two piles, when groundwater flows out, the soil body of foundation ditch especially the soil body between foundation ditch and the pile also can run off thereupon, leads to the soil body between pile and the foundation ditch to collapse, and the pile can't be strutted the foundation ditch, and the load of pile can not transmit well, disperse, therefore the pile produces the crack easily. The piles with poor occlusion and the piles with cracks can cause great threats to the safety of the foundation pit support and the surrounding environment of the foundation pit, so the foundation pit support needs to be repaired.
The patent document with the prior publication number of CN110258549A discloses a repair structure for a foundation pit supporting pile, wherein a repair frame is coated at the crack of the foundation pit supporting pile (corresponding to the pile body of the utility model), the repair frame comprises a first iron wire, a second iron wire and a plurality of reinforcing steel bars, the plurality of reinforcing steel bars are vertically distributed at intervals, and the first iron wire and the second iron wire are connected in a tail-ending way and are fixed on the foundation pit supporting pile in a surrounding way; the repairing installation ring comprises a left installation ring and a right installation ring which are respectively arranged in a half-plate shape, one end of the left installation ring is hinged to one end of the right installation ring, the other end of the right installation ring is connected with a connecting boss, the other end of the right installation ring is provided with a locking component for tensioning the left installation ring, a grouting space for covering the repairing frame is formed among the left installation ring, the right installation ring and the foundation pit support pile, and a grouting nozzle communicated with the grouting space is arranged on the left installation ring and/or the right installation ring; the slip casting union coupling is used for letting in concrete thick liquids on the slip casting mouth, and its technical scheme main points have the characteristics that the restoration convenience is high.
The above prior art solutions have the following drawbacks: the position that pile body and foundation ditch collapse is not necessary to be located in the crack of pile body in the reality, takes place when the high position that pile body and foundation ditch pasted mutually as the crack, because a side of pile body is fixed mutually with the lateral wall of foundation ditch, restores the frame and restores the unable cover of erection ring and establish on the pile body, consequently the utility model provides a can be applicable to the restoration scheme under the fixed condition of pile body one side and foundation ditch.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a restoration structure of foundation ditch fender pile is applicable to pile body one side and the fixed condition of foundation ditch, has and to carry out prosthetic effect to excavation supporting.
The utility model aims at realizing through the following technical scheme:
a repair structure of a foundation pit support pile comprises a pile body, wherein a hoop component is arranged on the periphery of a crack of the pile body; the hoop component comprises a repairing coaming, the repairing coaming can be separated into a first half plate and a second half plate, and one end of each of the first half plate and the second half plate is fixed on the inner wall of the foundation pit or an adjacent pile body; the locking assembly used for connecting the first half plate and the second half plate is arranged on the other side of the first half plate and the other side of the second half plate, and the locking assembly is located on the outer side of the repair enclosing plate.
By adopting the technical scheme, the repairing surrounding plate can reinforce the position where the pile body cracks, is suitable for the condition that one side of the pile body is fixed with a foundation pit, and has the effect of repairing the foundation pit support; the locking assembly can generate pressure on the first half plate and the second half plate and the crack, so that the crack is not easy to continue to expand.
The present invention may be further configured in a preferred embodiment as: locking Assembly installs the first locking axle at the first half board other end and articulates the second locking axle of installing at the second half board other end including articulating, first locking axle and the coaxial locking hole that is provided with of second locking axle, run through in the locking hole of first locking axle and second locking axle and be provided with the two-way lead screw that is used for driving first locking axle and second locking axle and is close to each other or keep away from.
Through adopting above-mentioned technical scheme, two-way lead screw can drive first locking axle and second locking axle and be close to each other or keep away from at the pivoted in-process for repair bounding wall cramps the pile body, reduces the cracked continuation and enlarges, consolidates the pile body in crack department.
The present invention may be further configured in a preferred embodiment as: fixing plates are fixed on the sides, away from the pile body, of the first half plate and the second half plate, one side of each fixing plate is bent to form a mounting cavity, and the first locking shaft and the second locking shaft are respectively arranged in the mounting cavities of the first half plate and the second half plate; the fixed plate is further provided with an avoiding hole for the two-way screw rod to penetrate through, and the locking hole corresponds to the avoiding hole in position.
Through adopting above-mentioned technical scheme, the fixed plate can be with first locking axle or second locking axle restriction in the installation cavity for first locking axle or second locking axle can be at the installation cavity internal rotation, because the surface of pile body is the cambered surface, consequently first locking axle or second locking axle can be at the in-process that is close to each other or keeps away from each other, and there is certain turned angle according to the cambered surface change.
The present invention may be further configured in a preferred embodiment as: the other end of the first half plate is provided with an upper inserting sheet, and the thickness of the upper inserting sheet is narrowed from one end connected with the first half plate to the end far away from the first half plate; the other end of the second half plate is provided with a lower inserting piece, and the thickness of the lower inserting piece is narrowed from one end connected with the second half plate to the end far away from the second half plate; the surfaces of the upper insertion piece and the lower insertion piece are mutually abutted, the upper insertion piece is close to the periphery of the repair enclosing plate, and the lower insertion piece is close to the inner side of the repair enclosing plate; the length of the upper inserting sheet is smaller than that of the lower inserting sheet.
Through adopting above-mentioned technical scheme, at the in-process that locking Assembly locked first half board and the half board of second, the other end of first half board and the other end of the half board of second are in the in-process that is close to each other transition between upper insert piece and the lower insert piece level and smooth, are difficult for scraping the damage pile body.
The present invention may be further configured in a preferred embodiment as: the through hole has all been seted up to half board of first and second, wear to be equipped with horizontal reinforcement muscle in the through hole, the pile body is worn to locate by horizontal reinforcement muscle to horizontal reinforcement muscle both ends level mutually with the periphery side of pile body.
Through adopting above-mentioned technical scheme, horizontal reinforcement muscle can be followed the direction of horizontal angle and strengthened the pile body and strengthen the inside structural strength of pile body.
The present invention may be further configured in a preferred embodiment as: an inner connecting hole is formed in the axis direction of the pile body, and the depth of the inner connecting hole is located below the crack; the inner connecting hole is embedded and matched with a pile core, and the pile core is fixed with the pile body in the circumferential direction.
Through adopting above-mentioned technical scheme, the inside structure of original pile body can be replaced to the stake core, restores the inside of pile body.
The present invention may be further configured in a preferred embodiment as: at least one reinforcing rib is embedded in the pile core, and the length direction of the reinforcing rib is consistent with that of the pile body.
Through adopting above-mentioned technical scheme, the reinforcement rib can be consolidated the stake core for the difficult fracture of stake core.
The present invention may be further configured in a preferred embodiment as: the reinforcing ribs are reinforcing bars, at least two reinforcing bars are arranged, and the reinforcing bars are uniformly distributed in the pile core.
Through adopting above-mentioned technical scheme, the reinforcing bar evenly sets up in the pile core is inside, can effectively increase the intensity between the pile body for the pile core is difficult to receive the effect of internal stress and receive again the damage, the fracture.
To sum up, the utility model discloses a following at least one useful technological effect:
the repairing coaming can be separated into a first half plate and a second half plate, can reinforce the position of the pile body where a crack is generated, is suitable for the condition that one side of the pile body is fixed with a foundation pit, and has the effect of repairing the foundation pit support;
in the rotating process of the bidirectional screw rod, the first locking shaft and the second locking shaft can be driven to be close to or far away from each other, so that the pile body is hooped by the repairing coaming, and the pile body is reinforced at a crack;
the other end of the first half plate and the other end of the second half plate are smooth in transition between the upper inserting sheet and the lower inserting sheet in the process of being close to each other, and the pile body is not easy to scrape.
Drawings
Fig. 1 is a schematic structural diagram of an overall restoration structure of a foundation pit support pile according to an embodiment of the present invention;
fig. 2 is a partially enlarged schematic view of a portion a in fig. 1 according to the present invention.
Reference numerals: 1. a pile body; 11. an inner connecting hole; 2. reinforcing ribs; 3. pile core; 4. a hoop component; 5. repairing the coaming; 501. fixing the edge; 502. transversely reinforcing ribs; 503. a via hole; 51. a first half-plate; 511. inserting the sheet; 52. a second half-plate; 521. inserting the sheet downwards; 53. a fixing plate; 531. avoiding holes; 6. a locking assembly; 601. a locking hole; 61. a first locking shaft; 62. a second locking shaft; 63. two-way lead screw.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, fig. 2, for the utility model discloses a repair structure of foundation ditch fender pile, including pile body 1, pile body 1 has produced a plurality of cracks under the effect of internal stress, in order to repair the crack, pile body 1 is provided with hoop assembly 4 in fissured periphery, hoop assembly 4 is including repairing bounding wall 5, repair bounding wall 5 separable set is first half board 51 and second half board 52, the other end of first half board 51 and second half board 52 is provided with locking Assembly 6, locking Assembly 6 is used for connecting first half board 51 and second half board 52, and locking Assembly 6 is located the one side that restores bounding wall 5 and deviates from pile body 1.
Specifically, the shape of the first half plate 51 and the shape of the second half plate 52 are symmetrical to each other, and a fixing edge 501 is integrally connected to one end of each of the first half plate 51 and the second half plate 52. One end of the first half plate 51 and one end of the second half plate 52 are respectively fixed on the inner wall of the foundation pit or the adjacent pile body 1 through bolts. When the two sides of the pile body 1 are the side walls of the foundation pit, the fixing edge 501 is fixed with the inner wall of the foundation pit through bolts or screws; when the two sides of the pile body 1 are the pile body 1, the fixing edge 501 is fixed with the inner wall of the foundation pit through a bolt or a screw.
Further, the first half plate 51 and the second half plate 52 are both provided with via holes 503; furthermore, the through holes 503 of the first half plate 51 and the second half plate 52 are respectively opened in the upper insertion piece 511 and the lower insertion piece 521, and the transverse reinforcing ribs 502 are penetrated in the through holes 503. When the upper inserting sheet 511 and the through hole 503 of the lower inserting sheet 521 are coaxially arranged, the pile body 1 is drilled in the horizontal direction, and the transverse reinforcing rib 502 is inserted into the horizontal drilling hole of the pile body 1. Further, the periphery of the transverse reinforcing rib 502 is coated with epoxy grouting material (not shown in the figure), the transverse reinforcing rib 502 penetrates through the pile body 1, and the epoxy grouting material is bonded and fixed with the inside of the pile body 1. Meanwhile, the radian of the two ends of the transverse reinforcing rib 502 is consistent with that of the side surface of the periphery of the pile body 1, so that the two ends of the transverse reinforcing rib 502 are flush with the side surface of the periphery of the pile body 1. The transverse reinforcement rib 502 can reinforce the pile body 1 from a horizontal angle direction, and reinforce the structural strength inside the pile body 1.
Further, locking assembly 6 includes first locking axle 61 and second locking axle 62, first locking axle 61 articulates and installs the other end at first half board 51, second locking axle 62 articulates and installs the other end at second half board 52, first locking axle 61 and second locking axle 62 are provided with locking hole 601 coaxially, locking hole 601 threaded connection of first locking axle 61 and second locking axle 62 has two-way lead screw 63, two-way lead screw 63 is used for driving first locking axle 61 and second locking axle 62 and is close to each other or keep away from.
Further, the first half-plate 51 and the second half-plate 52 are hingedly mounted on the first locking shaft 61 and the second locking shaft 62 in the following manner: the fixed plate 53 is welded on one side of each of the first half plate 51 and the second half plate 52, which is far away from the pile body 1, one side of the fixed plate 53 is bent to form an installation cavity, and the first locking shaft 61 and the second locking shaft 62 are respectively arranged in the installation cavities of the first half plate 51 and the second half plate 52; the fixed plate 53 is further provided with an avoiding hole 531, the locking hole 601 corresponds to the avoiding hole 531, and the bidirectional screw 63 penetrates through the avoiding hole 531.
The other end of the first half plate 51 is provided with an upper inserting sheet 511, the thickness of the upper inserting sheet 511 is gradually reduced from one end connected with the first half plate 51 to the end far away from the first half plate 51, and the end far away from the first half plate 51 is narrowed to form a tip when the upper inserting sheet 511 is viewed along the section of the thickness direction; the other end of the second half-plate 52 is provided with a lower insertion sheet 521, the thickness of the lower insertion sheet 521 is gradually reduced from the end connected with the second half-plate 52 to the end far away from the second half-plate 52, and the end far away from the second half-plate 52 narrows to form a tip when the section of the lower insertion sheet 521 along the thickness direction is viewed; the surfaces of the upper insertion sheet 511 and the lower insertion sheet 521 are mutually abutted, the upper insertion sheet 511 is close to the periphery of the repair coaming 5, and the lower insertion sheet 521 is close to the inner side of the repair coaming 5; the length of the upper insert tab 511 is less than the length of the lower insert tab 521.
The pile body 1 is provided with an inner connecting hole 11 at the top end along the axis direction, the inner connecting hole 11 is provided along the axis direction of the pile body 1, and the inner connecting hole 11 extends to the position below the horizontal position of the crack in the pile body 1. Pile core 3 is embedded and matched in inner connecting hole 11, and pile core 3 and pile body 1 are circumferentially fixed. Therefore, pile core 3 can replace the portion of pile body 1 that has cracked, and can reinforce pile body 1 again.
Furthermore, at least one reinforcing rib 2 is embedded in the pile core 3, and the length direction of the reinforcing rib 2 is consistent with the length direction of the pile body 1. Reinforcing ribs 2 can reinforce pile core 3 so that pile core 3 has a more stable structure. The reinforcing bars 2 are preferably at least two reinforcing bars, and in this embodiment 4 reinforcing bars are provided, with 4 reinforcing bars being evenly distributed within the core 3.
The implementation principle of the embodiment is as follows: the repairing surrounding plates 5 are fixed on two adjacent sides of the pile body 1 with the crack, the pile body 1 with the crack is locked, and the repairing surrounding plates 5 reinforce the pile body 1 on the surface of the pile body 1 to repair the pile body 1; meanwhile, the pile body 1 is internally embedded and matched with the pile core 3, and the pile core 3 can replace the original position of the pile body 1, which generates cracks, so that the effect of repairing the pile body 1 is achieved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a restoration structure of foundation ditch fender pile, includes pile body (1), its characterized in that: the periphery of the crack of the pile body (1) is provided with a hoop component (4); the hoop component (4) comprises a repair surrounding plate (5), the repair surrounding plate (5) can be separated into a first half plate (51) and a second half plate (52), and one end of each of the first half plate (51) and the second half plate (52) is fixed on the inner wall of a foundation pit or an adjacent pile body (1) respectively; the other sides of the first half plate (51) and the second half plate (52) are provided with locking assemblies (6) used for connecting the first half plate (51) and the second half plate (52), and the locking assemblies (6) are located on the outer side of the repair enclosing plate (5).
2. The repair structure of a foundation pit support pile according to claim 1, characterized in that: locking Assembly (6) are including articulated first locking axle (61) of installing at first half board (51) other end and articulated second locking axle (62) of installing at the half board of second (52) other end, first locking axle (61) and second locking axle (62) are coaxial to be provided with locking hole (601), run through in locking hole (601) of first locking axle (61) and second locking axle (62) and be provided with two-way lead screw (63) that are used for driving first locking axle (61) and second locking axle (62) and are close to each other or keep away from.
3. The repair structure of a foundation pit support pile according to claim 2, characterized in that: fixing plates (53) are fixed on the sides, away from the pile body (1), of the first half plate (51) and the second half plate (52), one side of each fixing plate (53) is bent to form a mounting cavity, and the first locking shaft (61) and the second locking shaft (62) are respectively arranged in the mounting cavities of the first half plate (51) and the second half plate (52); an avoiding hole (531) for the two-way screw rod (63) to penetrate through is further formed in the fixing plate (53), and the locking hole (601) corresponds to the avoiding hole (531).
4. The repair structure of a foundation pit support pile according to claim 2, characterized in that: the other end of the first half plate (51) is provided with an upper inserting sheet (511), and the thickness of the upper inserting sheet (511) is narrowed from one end connected with the first half plate (51) to the end far away from the first half plate (51); the other end of the second half plate (52) is provided with a lower inserting piece (521), and the thickness of the lower inserting piece (521) is narrowed from one end connected with the second half plate (52) to the end far away from the second half plate (52); the surfaces of the upper insertion piece (511) and the lower insertion piece (521) are mutually abutted, the upper insertion piece (511) is close to the periphery of the repair coaming (5), and the lower insertion piece (521) is close to the inner side of the repair coaming (5); the length of the upper inserting sheet (511) is smaller than that of the lower inserting sheet (521).
5. The repair structure of a foundation pit support pile according to claim 1, characterized in that: through holes (503) have been all seted up to half board (51) of first and half board (52) of second, wear to be equipped with horizontal reinforcement muscle (502) in through holes (503), pile body (1) is worn to locate in horizontal reinforcement muscle (502) to the periphery side of horizontal reinforcement muscle (502) both ends and pile body (1) flushes mutually.
6. The repair structure of a foundation pit support pile according to claim 1, characterized in that: an inner connecting hole (11) is formed in the axis direction of the pile body (1), and the depth of the inner connecting hole (11) is located below the crack; the pile core (3) is embedded and matched in the inner connecting hole (11), and the pile core (3) and the pile body (1) are circumferentially fixed.
7. The repair structure of a foundation pit support pile according to claim 6, wherein: at least one reinforcing rib (2) is buried in the pile core (3), and the length direction of the reinforcing rib (2) is consistent with that of the pile body (1).
8. The repair structure of a foundation pit support pile according to claim 7, wherein: the reinforcing ribs (2) are reinforcing bars, at least two reinforcing bars are arranged, and the reinforcing bars are uniformly distributed in the pile core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619806.XU CN212405165U (en) | 2020-04-23 | 2020-04-23 | Repair structure of foundation pit support pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020619806.XU CN212405165U (en) | 2020-04-23 | 2020-04-23 | Repair structure of foundation pit support pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212405165U true CN212405165U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020619806.XU Active CN212405165U (en) | 2020-04-23 | 2020-04-23 | Repair structure of foundation pit support pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212405165U (en) |
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2020
- 2020-04-23 CN CN202020619806.XU patent/CN212405165U/en active Active
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